package com.imooc.security;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.authority.AuthorityUtils;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.social.security.SocialUser;
import org.springframework.social.security.SocialUserDetails;
import org.springframework.social.security.SocialUserDetailsService;
import org.springframework.stereotype.Component;

/**
 * @Description: 处理用户信息获取逻辑
 * @author Lord
 * @date 2019年3月25日
 */
@Component
public class MyUserDetailsService implements UserDetailsService, SocialUserDetailsService {

    private Logger logger = LoggerFactory.getLogger(getClass());

    // 处理密码加密解密
    @Autowired
    private PasswordEncoder passwordEncoder;

    /**
     * 表单登录方法
     * @param userId
     * @return
     * @throws UsernameNotFoundException
     */
    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        logger.info("表单登录用户名：" + username);

        return buildUser(username);
    }

    /**
     * 社交登录方法
     * @param userId
     * @return
     * @throws UsernameNotFoundException
     */
    @Override
    public SocialUserDetails loadUserByUserId(String userId) throws UsernameNotFoundException {
        logger.info("社交登录用户Id：" + userId);

        return buildUser(userId);
    }

    /**
     * 处理用户校验逻辑
     * @param userId
     * @return
     */
    private SocialUserDetails buildUser(String userId) {
        // 根据用户名查找用户信息
        // 第三个参数是权限集合，目前采用把，隔开的字符串转成一个权限集合
        // 根据查找到的用户信息判断用户是否被冻结

        String password = passwordEncoder.encode("123456");
        logger.info("数据库密码是：" + password);

        return new SocialUser(userId, passwordEncoder.encode("123456"), true, true, true, true,
                AuthorityUtils.commaSeparatedStringToAuthorityList("admin"));
    }

}
